#221 - OpenAI Codex, Gemini in Chrome, K2-Think, SB 53

In this episode of the Last Week in AI podcast, hosts Andrey Kurenkov and Michelle Lee discuss the latest AI news, including OpenAI's GPT-5 Codex upgrade, Google's integration of Gemini into Chrome, Anthropic's new spreadsheet and PDF creation feature in Claude, and Luma's new video model. They also cover business updates such as OpenAI's for-profit transition and Microsoft's partnership with Anthropic, as well as advancements in robotics with Figure.ai's funding and Unitree's IPO plans. The episode further explores robotaxi developments from Tesla and Amazon's Zoox, funding news for Repl.it and Perplexity, open-source projects like K2Think and LocoBench, and research on self-improving embodied foundation models and physics foundation models. Finally, they discuss policy and safety issues, including Anthropic's endorsement of California's AI safety bill and lawsuits against Midjourney and Google related to copyright violations and AI overview summaries.